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Infinix Smart 20

Infinix Smart 20

Released: March 1, 2026

Official Price৳ 15,999Variant: 4/64GB

Where to Buy

Display6.78"
CameraSingle 8 MP, f/2.0, (wide), 1/4.0", 1.12µm, AF
RAM4GB
Battery5200 mAh

The Infinix Smart 20 stands out as a practical powerhouse designed for users who demand reliability, smooth everyday performance, and long-lasting battery life without compromising on essential modern features. Built on a foundation of the MediaTek Helio G81 Ultimate chipset and equipped with a generous 5200 mAh battery, this device targets budget-conscious consumers and daily multitaskers seeking a dependable Android experience. With its robust build, IP64 dust and water resistance, and a high refresh rate display, the Infinix Smart 20 delivers exceptional value in its segment. Immersive 120Hz Display Experience Streaming and scrolling come to life on the expansive 6.78-inch IPS LCD panel, which features a 120Hz refresh rate and a peak brightness of 700 nits. The high screen-to-body ratio maximizes visual real estate while maintaining comfortable one-handed navigation. Enduring 5200 mAh Battery Life Powered by a substantial 5200 mAh cell, the Infinix Smart 20 is engineered to easily carry you through demanding daily routines. When power does run low, the included 15W fast charging and 5W reverse wired charging capabilities ensure convenient top-ups and emergency power sharing for accessories. Essential Connectivity & Durability This smartphone prioritizes everyday utility with an IP64 rating and drop resistance up to 1.5 meters, making it built for real-world conditions. It also retains highly requested features like a 3.5mm audio jack, IR blaster, FM radio, and a dedicated microSDXC slot for effortless storage expansion. Who is this for? The Infinix Smart 20 is ideally suited for students, first-time smartphone buyers, and anyone prioritizing battery longevity, durability, and smooth visual performance over high-end gaming or advanced photography. Its combination of a 120Hz display, robust battery, and comprehensive connectivity options makes it a highly competitive choice in the entry-level segment, offering reliable hardware that justifies its price point for practical users.

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Reasons to Buy

  • 5200 mAh battery with 15W fast charging and 5W reverse wired charging
  • 6.78-inch IPS LCD display with smooth 120Hz refresh rate
  • IP64 water and dust resistance plus 1.5-meter drop resistance
  • Dedicated microSDXC slot for seamless storage expansion
  • Retains highly requested features like a 3.5mm headphone jack and IR blaster
  • Runs on the latest Android 16 with the feature-rich XOS 16 interface

Reasons to Avoid

  • 8-megapixel rear and front cameras limit detailed photography and low-light clarity
  • eMMC 5.1 storage results in slower app loading and file transfer speeds compared to modern UFS standards
  • 720p resolution on the 6.78-inch screen may appear slightly pixelated during high-definition media consumption
  • Helio G81 Ultimate chipset and Mali-G52 GPU are optimized for basic tasks rather than intensive gaming
  • 15W charging speed is relatively slow for a 5200 mAh battery capacity

Full Specifications

Network

Technology
GSM / HSPA / LTE
2G Bands
GSM 850 / 900 / 1800 / 1900
3G Bands
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Bands
1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 41, 40
Speed
HSPA, LTE

Launch

Announced
March 4, 2026
Status
Available

Body

Dimensions
167.7 x 78.8 x 7.7 mm
Build
Glass front (Glass), Back (plastic), Frame (plastic)
SIM
Nano-SIM + Nano-SIM
IP Rating
IP64
Other Features
Drop resistant up to 1.5m

Display

Type
IPS LCD
Size
6.78 inches (~82.9% screen-to-body ratio, 109.5 cm²)
Resolution
720 x 1576 pixels (19.5:9 ratio) (~259 ppi density)
Refresh Rate
120 Hz
Brightness
700 nits (HBM)

Platform

OS
Android 16 , XOS 16
Chipset
Mediatek Helio G81 Ultimate (12 nm)
CPU
Octa-core (2x2.0 GHz Cortex-A75 & 6x1.7 GHz Cortex-A55)
GPU
Mali-G52 MC2

Memory

Card slot
microSDXC (dedicated slot)
Internal
64GB 4GB RAM, 128GB 4GB RAM
Features
eMMC 5.1

Main Camera

Modules
Single 8 MP, f/2.0, (wide), 1/4.0", 1.12µm, AF
Features
Dual-LED flash, panorama
Video
1440p@30fps, 1080p@30fps

Selfie Camera

Modules
Single 8 MP, f/2.0, (wide), 1/4.0", 1.12µm
Video
1440p@30fps, 1080p@30fps

Sound

Loudspeaker
Yes
3.5mm jack
3.5mm jack

Connectivity

WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
Yes
Positioning
GPS
NFC
Yes
Infrared port
Yes
Radio
FM radio
USB
USB Type-C 2.0, OTG

Features

Sensors
Fingerprint (side-mounted), accelerometer, proximity, compass

Battery

Type
5200 mAh
Charging
15W wired, 5W reverse wired

Misc

Colors
Shadow Black, Cloudline Blue, Polaris Titanium, Sunlike Orange
Models
X6840, X6840B

Infinix Smart 20 Review

The Infinix Smart 20 stands out as a practical powerhouse designed for users who demand reliability, smooth everyday performance, and long-lasting battery life without compromising on essential modern features. Built on a foundation of the MediaTek Helio G81 Ultimate chipset and equipped with a generous 5200 mAh battery, this device targets budget-conscious consumers and daily multitaskers seeking a dependable Android experience. With its robust build, IP64 dust and water resistance, and a high refresh rate display, the Infinix Smart 20 delivers exceptional value in its segment.

Immersive 120Hz Display Experience Streaming and scrolling come to life on the expansive 6.78-inch IPS LCD panel, which features a 120Hz refresh rate and a peak brightness of 700 nits. The high screen-to-body ratio maximizes visual real estate while maintaining comfortable one-handed navigation.

Enduring 5200 mAh Battery Life Powered by a substantial 5200 mAh cell, the Infinix Smart 20 is engineered to easily carry you through demanding daily routines. When power does run low, the included 15W fast charging and 5W reverse wired charging capabilities ensure convenient top-ups and emergency power sharing for accessories.

Essential Connectivity & Durability This smartphone prioritizes everyday utility with an IP64 rating and drop resistance up to 1.5 meters, making it built for real-world conditions. It also retains highly requested features like a 3.5mm audio jack, IR blaster, FM radio, and a dedicated microSDXC slot for effortless storage expansion.

Who is this for? The Infinix Smart 20 is ideally suited for students, first-time smartphone buyers, and anyone prioritizing battery longevity, durability, and smooth visual performance over high-end gaming or advanced photography. Its combination of a 120Hz display, robust battery, and comprehensive connectivity options makes it a highly competitive choice in the entry-level segment, offering reliable hardware that justifies its price point for practical users.

Frequently Asked Questions

It is equipped with the MediaTek Helio G81 Ultimate (12nm) chipset, featuring an octa-core CPU (2x2.0 GHz Cortex-A75 & 6x1.7 GHz Cortex-A55) and a Mali-G52 MC2 GPU.

No, the Infinix Smart 20 only supports 4G LTE networks (GSM/HSPA/LTE) and does not include 5G connectivity.

The device features an 8 MP rear camera with an f/2.0 aperture and autofocus, paired with an 8 MP front selfie camera. Both cameras can record video up to 1440p at 30fps.

It houses a 5200 mAh battery that supports 15W wired fast charging and includes 5W reverse wired charging to power other accessories.

Yes, it carries an IP64 rating, which provides protection against limited dust ingress and water splashes from any direction.

It features a 6.78-inch IPS LCD display with a smooth 120Hz refresh rate, HD+ resolution (720x1576), up to 700 nits peak brightness in HBM mode, and a 19.5:9 aspect ratio.

Yes, the Infinix Smart 20 comes with a dedicated 3.5mm audio jack and a dedicated microSDXC card slot for storage expansion.